Results 11 to 20 of about 18,974 (169)

Role of type 1 and type 3 fimbriae in Klebsiella pneumoniae biofilm formation [PDF]

open access: yesBMC Microbiology, 2010
Background Klebsiella pneumoniae is an important gram-negative opportunistic pathogen causing primarily urinary tract infections, respiratory infections, and bacteraemia. The ability of bacteria to form biofilms on medical devices, e.g.
Krogfelt Karen A   +3 more
doaj   +3 more sources

Engineering and Evaluation of a Live-Attenuated Vaccine Candidate with Enhanced Type 1 Fimbriae Expression to Optimize Protection Against Salmonella Typhimurium [PDF]

open access: yesVaccines
Background:Salmonella Typhimurium is a major zoonotic pathogen, in which type 1 fimbriae play a crucial role in intestinal colonization and immune modulation.
Patricia García   +7 more
doaj   +2 more sources

EtcABC, a Putative EII Complex, Regulates Type 3 Fimbriae via CRP-cAMP Signaling in Klebsiella pneumoniae

open access: yesFrontiers in Microbiology, 2019
Biofilm formation by Klebsiella pneumoniae on indwelling medical devices increases the risk of infection. Both type 1 and type 3 fimbriae are important factors in biofilm formation by K. pneumoniae. We found that a putative enzyme II (EII) complex of the
Novaria Sari Dewi Panjaitan   +2 more
exaly   +3 more sources

Arginine within a specific motif near the N‐terminal of FimY is critical for the maximal production of type 1 fimbriae in Salmonella enterica serovar Typhimurium [PDF]

open access: yesMicrobiologyOpen, 2019
An important Salmonella serovar for both human and animals Salmonella Typhimurium possesses 13 gene clusters that have the potential to produce fimbrial structure, among which the type 1 fimbriae with the binding specificity to mannose residue is the ...
Nan‐Ling Kuan, Kuang‐Sheng Yeh
doaj   +2 more sources

Role of the stress-responsive two-component system CpxAR in regulating fimbriae expression in Klebsiella pneumoniae CG43

open access: yesJournal of Microbiology, Immunology and Infection, 2023
Background: CpxAR is a two-component system that allows bacteria to reorganize envelope structures in response to extracellular stimuli. CpxAR negatively affects type 1 fimbriae expression in Klebsiella pneumoniae CG43, a hypervirulent strain.
Chih-Hao Kuo   +5 more
doaj   +1 more source

Type 1 fimbriae of Salmonella enteritidis [PDF]

open access: yesJournal of Bacteriology, 1991
Salmonella enteritidis was previously shown to produce fimbriae composed of 14,000-molecular-weight (Mr) fimbrin monomers (J. Feutrier, W. W. Kay, and T. J. Trust, J. Bacteriol. 168:221-227, 1986). Another distinct fimbrial structure, comprising 21,000-Mr fimbrin monomers, has now been identified.
K H, Müller   +3 more
openaire   +2 more sources

The role of urease in the acid stress response and fimbriae expression in Klebsiella pneumoniae CG43

open access: yesJournal of Microbiology, Immunology and Infection, 2022
Background/purpose: Two urease operons were identified in Klebsiella pneumoniae CG43, ure-1 and ure-2. This study investigates whether a differential regulation of the expression of ure-1 and ure-2 exists and how urease activity influences the acid ...
Wei-Feng Lin   +6 more
doaj   +1 more source

Antigens Of The Type-2 Fimbriae Of Salmonellae: "Cross-Reacting Material" (Crm) Of Type-1 Fimbriae [PDF]

open access: yesJournal of Medical Microbiology, 1971
Summary Antisera were prepared against the type-1 fimbriae of three strains of Salmonella paratyphi B and against the type-2 fimbriae of two strains of S. paratyphi B and one strain of S. pullorum. The anti-type-1 and anti-type-2 sera agglutinated fimbriate-phase bacteria possessing either type-1 or type-2 fimbriae.
D C, Old, S B, Payne
openaire   +2 more sources

Functional heterogeneity of type 1 fimbriae of Escherichia coli [PDF]

open access: yesInfection and Immunity, 1992
Escherichia coli and other members of the family Enterobacteriaceae express surface fibrillar structures, fimbriae, that promote bacterial adhesion to host receptors. Type 1 fimbriae possess a lectinlike component, FimH, that is commonly thought to cause binding to mannose-containing oligosaccharides of host receptors.
E V, Sokurenko   +4 more
openaire   +2 more sources

Molecular Epidemiology of Plasmid-Mediated Types 1 and 3 Fimbriae Associated with Biofilm Formation in Multidrug Resistant Escherichia coli from Diseased Food Animals in Guangdong, China

open access: yesMicrobiology Spectrum, 2022
Types 1 and 3 fimbriae in Enterobacteriaceae play versatile roles in bacterial physiology including attachment, invasion, cell motility as well as with biofilm formation and urinary tract infections.
Wen-Ying Guo   +12 more
doaj   +1 more source

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